Operating System (OS)
The instruction register

contains the address of the memory location that is to be read from or stored into.
is a hardware memory device which denotes the location of the current instruction being executed.
None of these
contains a copy of the designated memory location specified by the MAR after a "read" or the new contents of the memory prior to a "write".
is a group of electrical circuits (hardware), that performs the intent of instructions fetched from memory.

ANSWER DOWNLOAD EXAMIANS APP

Operating System (OS)
Thrashing can be avoided if

the speed of I/O processor is increased
the speed of CPU is increased
All of these
the pages, belonging to the working set of the programs, are in main memory
None of these

ANSWER DOWNLOAD EXAMIANS APP